Starring:
"Peter Davison The Doctor Janet Fielding Tegan Sarah Sutton Nyssa Mark Strickson Turlough Valentine Dyall Black Guardian Nicholas Courtney The Brigadier David Collings Mawdryn Liza Goddard Kari Dominic Guard Olvir Cyril Luckham White Guardian Keith Barron Captain Striker
Written by:
Written by Peter Grimwade
Stephen Gallagher
Barbara Clegg
Directed by:
Directed by Peter Moffatt
Mary Ridge
Fiona Cumming
Produced by:
Produced by... John Nathan-Turner"